CVE-2021-25738— Code exec via yaml parsing
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I. Basic Information for CVE-2021-25738
Vulnerability Information
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Vulnerability Title
Code exec via yaml parsing
Source: NVD (National Vulnerability Database)
Vulnerability Description
Loading specially-crafted yaml with the Kubernetes Java Client library can lead to code execution.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Google Kubernetes 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Kubernetes是美国谷歌（Google）公司的一套开源的Docker容器集群管理系统。该系统为容器化的应用提供资源调度、部署运行、服务发现和扩容缩容等功能。 Google Kubernetes Java Client 存在代码问题漏洞，该漏洞源于通过yaml解析执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Kubernetes | Kubernetes Java Client | v12.0.0 | - |
II. Public POCs for CVE-2021-25738
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://github.com/kubernetes-client/java/issues/1698x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-25738
IV. Related Vulnerabilities
Same vendor: Kubernetes
- CVE-2026-3864
CSI Driver for NFS path traversal via subDir may delete unin - CVE-2026-4342
ingress-nginx comment-based nginx configuration injection - CVE-2026-3288
ingress-nginx rewrite-target nginx configuration injection - CVE-2025-15566
ingress-nginx auth-proxy-set-headers nginx configuration inj - CVE-2026-24514
ingress-nginx Admission Controller denial of service
Same weakness: CWE-20
V. Comments for CVE-2021-25738
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